<template>
    <div>
      <Header></Header>
      <div class="m-content">
        <el-form ref="editForm" status-icon :model="editForm" :rules="rules" label-width="80px">
          <el-form-item label="标题" prop="title">
            <el-input v-model="editForm.title"></el-input>
          </el-form-item>
          <el-form-item label="摘要" prop="description">
            <el-input type="textarea" v-model="editForm.description"></el-input>
          </el-form-item>
          <el-form-item label="内容" prop="content">
            <!--引入md文本编辑-->
            <mavon-editor v-model="editForm.content"/>

          </el-form-item>
          <el-form-item>
            <el-button type="primary" @click="submitForm()">立即创建</el-button>
            <el-button>取消</el-button>
          </el-form-item>
        </el-form>
      </div>
    </div>
</template>

<script>
  import Header from '../components/Header'
    export default {
        name: "BlogEdit",
      components: {Header},
      data() {
        return {
          editForm: {
            id: null,
            title: '',
            description: '',
            content: ''
          },
          rules: {
            title: [
              {required: true, message: '请输入标题', trigger: 'blur'},
              {min: 2, max: 50, message: '长度在 2 到 50 个字符', trigger: 'blur'}
            ],
            description: [
              {required: true, message: '请输入摘要', trigger: 'blur'}
            ],
            content: [
              {required: true, message: '请输入内容', trigger: 'blur'}
            ]
          }
        }
      },
      created() {
          //创建获取blog的信息
        const blogId = this.$route.params.blogId;
        const _this = this;
        if(blogId) {
          this.$axios.get('/blog/' + blogId).then((res) => {
            const blog = res.data.data;
            _this.editForm.id = blog.id;
            _this.editForm.title = blog.title;
            _this.editForm.description = blog.description;
            _this.editForm.content = blog.content;
          });
        }
      },
      methods: {
        submitForm() {
          const _this = this;
          this.$refs.editForm.validate((valid) => {
            if (valid) {
              this.$axios.post('/blog/edit', this.editForm, {
                headers: {
                  "Authorization": localStorage.getItem("token")
                }
              }).then((res) => {
                // 操作成功跳转到主页
                _this.$alert('操作成功', '提示', {
                  confirmButtonText: '确定',
                  callback: action => {
                    _this.$router.push("/blogs")
                  }
                });
              });
            } else {
              console.log('error submit!!');
              return false;
            }
          })
        }
      }

    }
</script>

<style scoped>
  .m-content{
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
  }
</style>
